package leetcode;

public class leetcode100 {
//    相同的树
    public boolean isSameTree(TreeNode p, TreeNode q) {
        if(p==null&&q==null){
            return true;
        }else if(p==null||q==null){
            return false;
        }else if(p.val!=q.val){
            return false;
        }
        else{
             return isSameTree(p.left,q.left)&& isSameTree(p.right,q.right);
        }



    }
}
